MBSE with CORE 100821

Decomposing R.2.2

1. Duplicate “Retain Inventory and Provide Products” a) Set duplicate name to “Retain Inventory” b) Set Type to “nil” c) Establish refines relationship with “Retain Inventory and Provide Products” 2. Repeat process duplicating parent to create “Provide Products” 3. Renumber parent Requirement “R.2.2”

hier Retain Inventory and Provide Products

R.2.2

Retain Inventory and Provide Products

Requirement

refined by

refined by

R.2.2.1

R.2.2.2

Provide Products

Retain Inventory

Requirement

Requirement

145

hier Retain Inventory and Provide Products

R.2.2

Retain Inventory and Provide Products

A Sidebar: Establishing Relationships

Requirement

refined by

refined by

R.2.2.1

R.2.2.2

Provide Products

Retain Inventory

Requirement

Requirement

• Capturing the interrelationships in systems engineering is critical • Decomposition (of requirements, functions, components, …) • Traceability of requirements into the architecture • Allocation of the behavioral architecture on to the physical architecture • Resolution of risks and concerns • … • Creating relationships can be done via • The targets window ( Edit Targets or double-click on a relationship in the property sheet) • Drag-dropping one element on to another (in lists, in diagrams, or between lists and diagrams)

146

MBSE with CORE